diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index d422da4a467c86b14006cde63ca4de80972a5cf8..a6b7d213ba46eef58786e01a647592048047b53b 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -34,8 +34,8 @@ repos:
     rev: v0.7.4 # Use the latest version
     hooks:
       - id: ruff
-        # args: ["--fix", "--exit-non-zero-on-fix", "--show-fixes"]
-        args: ["--fix", "--show-fixes"]
+        args: ["--fix", "--exit-non-zero-on-fix", "--show-fixes"]
+        # args: ["--fix", "--show-fixes"]
       - id: ruff-format
 
   - repo: https://github.com/cheshirekow/cmake-format-precommit
diff --git a/python/myproj/simulation/core.py b/python/myproj/simulation/core.py
index a3b2f98f7896696699cfa8a7f19e246386af2a84..d540c4369c5f0c8fc5d182c6d8e7b5e8dfd8286d 100644
--- a/python/myproj/simulation/core.py
+++ b/python/myproj/simulation/core.py
@@ -1,7 +1,10 @@
+import os
+
 from ._csrc._hello import add, complexf
 
 
 def div(a: float, b: float) -> float:
+    print(os.path)
     return a / b + 1